Add 96/20 and 21/42
1st number: 4 16/20, 2nd number: 21/42
96/20 + 21/42 is 53/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 42 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 20 × 21 = 420,
96/20 = 96 × 21/20 × 21 = 2016/420 - Likewise, for the 2nd fraction, since 42 × 10 = 420,
21/42 = 21 × 10/42 × 10 = 210/420 - Add the two like fractions:
2016/420 + 210/420 = 2016 + 210/420 = 2226/420 - 2226/420 simplified gives 53/10
- So, 96/20 + 21/42 = 53/10
In mixed form: 53/10
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